CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Custom engine selection

Comparing 4 engines!
4 selected engines played 10 games with each other

CCRL 40/4 Rating List — Custom engine selection (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Computed on July 20, 2019 with Bayeselo based on 2'069'919 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Rotor 0.7a2618+14−1549.2%+6.929.2%1694 
72.9%
 Rotor 0.82613+10−1046.0%+28.928.7%3745
100.0%
 Rotor 0.62573+12−1249.8%+0.829.1%2719
100.0%
 Rotor 0.52535+13−1350.5%−3.227.0%2056
 

Results matrix

Custom engine selection
#NameElo1234
1Rotor 0.7a2618 5 − 5
+2−2=6
−5
  
2Rotor 0.826135 − 5
+2−2=6
+5
   
3Rotor 0.62573    
4Rotor 0.52535    
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

Custom engine selection
#NameElo1234
1Rotor 0.7a2618 72.9100.0100.0
2Rotor 0.8261327.1 100.0100.0
3Rotor 0.625730.00.0 100.0
4Rotor 0.525350.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1Rotor 0.7a2618 15791713743
2Rotor 0.826131579 1018776
3Rotor 0.6257317131018 2219
4Rotor 0.525357437762219 
Number of connecting games color legend:
0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000

Percentage of connecting games matrix

Custom engine selection
#NameElo1234
1Rotor 0.7a2618 29.038.819.8
2Rotor 0.8261329.0 15.713.4
3Rotor 0.6257338.815.7 46.5
4Rotor 0.5253519.813.446.5 
Percentage of connecting games color legend:
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100

Score with 78 common opponents

Custom engine selection
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Quazar 0.4 64-bit289920%
2/10
 11%
3.5/31
 
Scorpio 2.7.5 64-bit280425%
2.5/10
12%
2.5/20
  
Jonny 4.002762 23%
39.5/169
 22%
6.5/29
Dirty 05Sep2012 64-bit274040%
8/20
50%
5/10
  
Gaviota 0.85.1 64-bit272834%
6.5/19
 34%
11/32
 
Octochess r4984 64-bit271434%
11/32
40%
4/10
  
Chess Tiger 2007.1271325%
8/32
37%
12.5/34
  
Bobcat 3.25 64-bit271228%
9/32
24%
4/17
  
ProDeo 1.81269932%
6.5/20
 25%
4.5/18
 
Delfi 5.4268344%
14/32
42%
14/33
  
Deuterium 12.01.30.1070 64-bit268238%
15/40
30%
3/10
  
Daydreamer 1.75 64-bit267236%
10.5/29
 41%
13/32
 
Dirty 25Aug2011 64-bit266841%
13/32
 44%
19.5/44
 
Alaric 707266341%
13/32
45%
15/33
29%
9/31
28%
8/29
Cheng3 1.07 64-bit266153%
17/32
50%
5/10
  
Colossus 2008b264148%
15.5/32
50%
16.5/33
31%
10/32
43%
13/30
Cyrano 0.6b17 64-bit2641 100%
1/1
41%
13/32
22%
6.5/30
E.T. Chess 13.01.08263462%
20/32
35%
3.5/10
42%
13.5/32
30%
9/30
Gandalf 6262739%
12.5/32
50%
16.5/33
50%
16/32
 
Alfil 8.1.1 Optimized2625  53%
17/32
37%
11/30
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Movei 00.8.438 (10 10 10)262348%
15.5/32
50%
0.5/1
45%
14.5/32
42%
12.5/30
WildCat 8262352%
16.5/32
70%
7/10
50%
16/32
38%
11.5/30
Philou 3.7.1 64-bit262060%
6/10
65%
13/20
  
Godel 2.3.7 64-bit261853%
17/32
82%
16.5/20
  
Zarkov 6.55261855%
11/20
75%
1.5/2
  
Sloppy 0.2.2 64-bit261736%
11.5/32
46%
32/70
48%
30.5/63
30%
9/30
Alfil 12 MT261667%
21.5/32
48%
15/31
38%
12/32
 
Slow Chess Blitz WV2.1261447%
15/32
33%
10.5/32
33%
10.5/32
52%
15.5/30
Rodin 7.0261340%
4/10
41%
13/32
  
Ruffian 2.1.0261055%
17.5/32
52%
16.5/32
44%
14/32
 
Deuterium 10.01.27.213260953%
17/32
 48%
15.5/32
37%
11/30
RedQueen 1.1.1 64-bit260979%
11/14
 44%
14/32
 
Philou 3.7 64-bit260744%
13.5/31
 34%
11/32
 
Amyan 1.72260462%
20/32
52%
17/33
42%
18.5/44
38%
11.5/30
Pharaon 3.5.1260347%
15/32
56%
18/32
 30%
9/30
Glass 1.9 64-bit260158%
18.5/32
 50%
16/32
 
GarboChess 2.10 64-bit259845%
14.5/32
50%
16/32
28%
9/32
 
GNU Chess 5.07.173b 64-bit259758%
18.5/32
35%
3.5/10
21%
2.5/12
 
N2 0.4 64-bit2590  48%
21/44
47%
14/30
Godel 2.05 64-bit258942%
13.5/32
 55%
17/31
 
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Ruffian 1.0.52585  47%
15/32
50%
15/30
Francesca MAD 0.19258155%
17.5/32
53%
17/32
21%
2.5/12
 
Hamsters 0.7.1257856%
18/32
53%
17/32
38%
12/32
47%
14/30
Tucano 2.00 64-bit257755%
17.5/32
67%
21.5/32
  
Pseudo 0.7c2575 70%
7/10
59%
19/32
42%
12.5/30
SOS 5.12574  52%
16.5/32
53%
16/30
Aristarch 4.502566 59%
6.5/11
47%
15/32
37%
11/30
Brutus 8.05 64-bit2556 27%
3/11
 41%
12/29
Petir 4.999999255542%
13.5/32
55%
6/11
55%
17/31
 
The Baron 2.23 64-bit255548%
15.5/32
 52%
16.5/32
43%
13/30
Djinn 0.979 64-bit254473%
23.5/32
75%
15/20
  
Arasan 12.0 64-bit2543  62%
20/32
44%
14/32
nanoSzachy 4.0 64-bit254355%
11/20
 48%
15.5/32
 
AnMon 5.752539 64%
7/11
58%
18.5/32
38%
11.5/30
Ufim 8.022539 50%
0.5/1
55%
17.5/32
38%
11.5/30
Pupsi2 0.09253762%
12.5/20
45%
4.5/10
  
SmarThink 0.17a2537  45%
14.5/32
38%
11.5/30
Gaviota 0.80 64-bit2533  52%
16.5/32
47%
13.5/29
Hermann 2.8 64-bit253159%
19/32
83%
10/12
54%
6.5/12
 
Francesca MAD 0.152523  55%
17/31
53%
17/32
NameEloRotor
0.7a
Rotor
0.8
Rotor
0.6
Rotor
0.5
Pepito 1.59.2 64-bit2521 100%
2/2
67%
21.5/32
 
Dirty 6J-222513  53%
17/32
57%
16.5/29
DanaSah 4.242506  62%
20/32
65%
19.5/30
Green Light Chess 3.01.2.22505  61%
19.5/32
50%
15/30
Little Goliath Evolution 3.122505  64%
20.5/32
63%
19/30
Yace 0.99.872503 100%
1/1
59%
19/32
50%
14.5/29
Trace 1.37a2500  67%
21.5/32
62%
18.5/30
Bruja 1.9.1 64-bit2490 100%
1/1
66%
21/32
60%
18/30
Tao 5.62486 50%
0.5/1
58%
18.5/32
66%
19/29
Cerebro 3.03d2471  66%
21/32
50%
15/30
Kiwi 0.6d 64-bit2469  61%
19.5/32
67%
20/30
Glass 1.62457  69%
22/32
67%
20/30
LittleThought 1.052 64-bit2453 100%
1/1
 70%
21/30
SpiderChess 0706032439 100%
1/1
 75%
22.5/30
Abrok 5.02434 100%
1/1
 60%
18/30
Gaia 3.5 64-bit2425 100%
1/1
 58%
17.5/30
Nejmet 3.072425 50%
0.5/1
 68%
20.5/30
Diablo 0.5.12385 100%
1/1
 82%
24.5/30
Score color legend:
(Only pairs with at least 30 games)
0% 5% 10% 15% 20% 25% 30% 35% 40% 45% 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 100%

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Rating list
Testing profile
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Results table
Performance table
Score table
LOS table
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on July 20, 2019